A certain drug is made from only two ingredients: compound A and compound B. There are 3 milliliters of compound A used for every 2 milliliters of compound B. If a chemist wants to make 490 milliliters of the drug, how many milliliters of compound A are needed?

Question

A certain drug is made from only two ingredients: compound A and compound B. There are 3 milliliters of compound A used for every 2  milliliters of compound B. If a chemist wants to make  490 milliliters of the drug, how many milliliters of compound A are needed?

anonymous · Answer

for every 5 ml you get 3 ml of A and 2 of B
divide 490 by 5, what do you get?

anonymous · Answer

98

anonymous · Answer

ok so $98\times 3$ of compound A and $98\times 2$ of compound B

anonymous · Answer

what u mean

anonymous · Answer

do i multiply those to get my answer

anonymous · Answer

yes